package com.walmartlabs.concord.server.plugins.pfedsso;

/*-
 * *****
 * Concord
 * -----
 * Copyright (C) 2017 - 2019 Walmart Inc.
 * -----
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =====
 */

import org.apache.shiro.web.util.WebUtils;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public abstract class AbstractHttpFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) {
        // do nothing
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        HttpServletResponse resp = WebUtils.toHttp(response);
        HttpServletRequest req = WebUtils.toHttp(request);

        doFilter(req, resp, chain);
    }

    @Override
    public void destroy() {
        // do nothing
    }

    protected abstract void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain chain) throws IOException, ServletException;
}
